摘要
简要介绍上海市轨道交通6号线全封闭声屏障的设计、降噪效果;将声屏障钢骨架同时用于悬挂接触网,可减小体量,减小工程造价;全封闭声屏障实际降噪效果最高可达23dB(A),平均降噪值约20dB(A)。
The design and noise reduction effect of fully-closed noise barrier in Shanghai Rail Transit Line 6 are introduced.The steel framework of noise barrier is used in the overhead catenary simultaneously reducing the volume and project cost.The max practical noise reduction effect of fully-closed noise barrier is up to 23 dB(A),and the average is about 20 dB(A).
出处
《现代城市轨道交通》
2010年第5期38-39,共2页
Modern Urban Transit
